(KWWL) -- The Caucuses are on Monday and for the Democrats, 11 candidates remain in the race.
In Iowa, new polls find Vermont Sen. Bernie Sanders and former Vice President Joe Biden in a tight race at the top of the Democratic field. Currently, Sanders is in the lead with Biden in second. Former South Bend, Indiana, Mayor Pete Buttigieg and Senator Elizabeth Warren are close behind in third and fourth.
And while President Trump faces two challengers-- former Massachusetts Governor William Weld, and former Illinois Congressman Joe Walsh-- the president leads by a wide margin.
The caucuses will take place at 7 p.m. on Monday, Feb. 3.
Locations for the Democratic and Republican caucuses are different in every precinct.
Familiarize yourself with the candidates and their policies below.
President Donald Trump